August 10Jo Siffert and Kurt Ahrens score the first victory for a Porsche 917 when they win the World Sports Car Championship Austrian Grand Prix for sports cars on the Österreichring in Zeltweg, Austria (1969).

August 11J.D. McDuffie is killed in an accident during the "Bud at the Glen" NASCAR Winston Cup race at Watkins Glen, New York, USA (1991).